lighten up

verb

lightened up; lightening up; lightens up

intransitive verb

: to take things less seriously

Examples of lighten up in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
This is a renter-friendly way to lighten up the look of your TV station without the complication of hanging the TV on the wall. Kristin Hohenadel, The Spruce, 20 Jan. 2026 The brand lightened up the lightweight fill, so there’s a clearer difference between the lightweight fill and the other options—a win for hot sleepers. Jamie Weissman, Better Homes & Gardens, 19 Jan. 2026 In 2026, however, hairspray has lightened up, meeting the demands of bouncy blowouts and beach waves with approachable, fluid hold. Conçetta Ciarlo, Vogue, 15 Jan. 2026 For a day out on the water, Jackie mastered monochromatism and lightened up in head-to-toe white, from her headscarf and shades right down to her sandals. Andrea Cheng, InStyle, 29 Dec. 2025 See All Example Sentences for lighten up

Word History

First Known Use

1911, in the meaning defined above

Time Traveler
The first known use of lighten up was in 1911

Browse Nearby Words

Cite this Entry

“Lighten up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lighten%20up. Accessed 29 Jan. 2026.

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